"Let all who are hungry come and eat. [Passover]" ~~ Passovaer Haggadah
"The poor does for the host more than the host for the poor." ~~ Joshua b. Hanania
"Let your home be a meet-place for the Sages! " ~~ Avot 1:4
"A woman recognizes the character of a guest sooner than her husband does." ~~ Talmud, Berakot 10
"Mankind is divisible into two great classes: hosts and guests." ~~ Max Beerbohm
"Welcome everyone—with joy." ~~ Sayings of the Fathers 1:15
"Do not offer your food to one who has no appetite for it!" ~~ Mivchar Hapeninim
"A woman watches a guest more grudgingly than a man. " ~~ Talmud, Bava Metzia
"If a guest enters your home, ask him no quesitons of the Torah unless you know that he can answer! " ~~ Sefer Chassidim
"Hospitality to strangers shows reverence for the name of the Lord." ~~ Talmud, Shabbat 127a
"Nowhere does the Torah say, “Invite your guest to pray”; but it does tell us to offer him food, drink and a bed." ~~ Kagan
"Whatever your host tells you, do. " ~~ Talmud, Pesachim